Cheap Peugeot 306 Exhaust System

The 306 ran through three distinct phases: Phase 1 (1993–1997), Phase 2 (1997–1999), and Phase 3 (1999–2002), and exhaust fitment is primarily driven by engine code rather than phase alone, but the phases did bring engine and specification changes that can affect what fits. A system from the same engine code across a phase boundary may physically fit, but you should confirm with the breaker using your exact registration and engine code before buying, as subtle changes between phases can affect pipe routing and mounting points. Never assume a visually similar system from a different phase will be a guaranteed match.

Diesel exhausts on the 306 vary depending on the specific engine fitted, so you need to match on engine code rather than just 'diesel' as a general description. The 306 used several different diesel units across its life, including HDi and XUD-based engines, and the exhaust systems for these are not interchangeable. Give your registration and engine code to the breaker so they can pull the right system.

Trim level itself does not determine exhaust fitment — what matters is the engine code fitted to the car. That said, performance variants like the GTi-6 and Rallye used different engines to mainstream trims like the LX and XL, so they will naturally require a different exhaust system matched to those engines. If you are buying for a GTi-6 or similar performance model, make sure the breaker matches on engine code specifically, not just trim name.

Yes, absolutely — petrol and diesel exhausts are completely different systems and are not interchangeable. Diesel systems on later 306 models may also include catalytic converter or emissions equipment differences depending on the engine and age of the vehicle, and you should confirm the exact specification with the breaker against your registration. Always match fuel type and engine code first.

Catalytic converter compatibility is one area where you should not assume a straight swap without checking, as specifications can vary between engine codes and build years even within the 306 range. Whether a specific cat from a donor car will pass MOT on your vehicle and match your system is strong confirm-with-the-breaker territory — give them your registration and engine code and ask them to verify. Do not rely on visual similarity alone for catalytic converter interchange.

The age of the donor car can matter because emissions regulations and engine specifications changed across the 306's production run from 1993 to 2002, meaning a system from an early car may not be correct for a later one even if the cars look the same externally. Matching on engine code is the most reliable approach, and a breaker can cross-reference the donor vehicle's registration against yours to check compatibility. A system from the wrong era of the model may not fit correctly or could affect your MOT result.